Home / 38,290,533.92-52,841,274.36-20,886,956.48

Finding the Fourth Proportional to 38,290,533.92, 52,841,274.36 and 20,886,956.48

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Solution

The fourth proportional to 38,290,533.92, 52,841,274.36 and 20,886,956.48 is: 28,824,184.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290,533.92 : 52,841,274.36 = 20,886,956.48 : x
  2. Step 2: Convert to fraction form
    38,290,533.92/52,841,274.36 = 20,886,956.48/x
  3. Step 3: Cross multiply
    38,290,533.92x = 52,841,274.36 × 20,886,956.48
  4. Step 4: Simplify right side
    38,290,533.92x = 1,103,693,397,905,059.88
  5. Step 5: Solve for x
    x = 1,103,693,397,905,059.88/38,290,533.92
  6. Step 6: Final answer
    x = 28,824,184.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.